Philips 32PF9968/10 Service Manual page 79

Circuit Diagrams and PWB Layouts
SSB: PNX85xx: Flash
1 2
PNX 8541: FLASH
B04Q
A
5HA0
+3V3-NAND
+3V3
30R
B
3HA0
XIO-SEL-NAND
+3V3-NAND
10K
C
D
E
3139 123 6341.1
1 2
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Q522.1E LA 7. 79
3 4
3HA4-1 1 8
PCI-AD24 NAND-AD(0)
PCI-AD25 3HA4-2 2 7 100R NAND-AD(1)
3HA4-3 3 6 100R
PCI-AD26 NAND-AD(2)
3HA4-4 4 5
PCI-AD27 100R NAND-AD(3)
3HA8-1 1 8 100R
PCI-AD28 NAND-AD(4)
3HA8-2 2 7
PCI-AD29 100R NAND-AD(5)
3HA8-3 3 6 100R
PCI-AD30 NAND-AD(6)
3HA8-4
4 5 100R
PCI-AD31 NAND-AD(7)
100R
3HAC-2 2 7
PCI-AD0 NAND-CLE
3HAC-3 3 6 100R
PCI-AD1 NAND-ALE
3HAC-4 4 5 100R
PCI-CBE1 NAND-WEn
3HAC-1 1 8 100R
PCI-CBE2 NAND-REn
100R
3 4
5 6 7
IHAR
+3V3-NAND
7HA0
NAND512W3A2CN6
Φ
1
VCC
2
[FLASH]
3
512Mx8
4
5
6 29
NAND-AD(0)
0
10 30
NAND-AD(1)
1
11 31
NAND-AD(2)
2
14 32
NAND-AD(3)
3
15 IO 41
NAND-AD(4)
4
20 42 NAND-AD(5)
5
21 43
NAND-AD(6)
6
22 44
NAND-AD(7)
7
23
NC
24
25
26
27 16
NAND-CLE
CLE
28 17
NAND-ALE
ALE
IHAT
33 9
XIO-SEL-NAND
CE
34 8
NAND-REn
RE
35 18
NAND-WEn
WE
38 19
WP-NANDFLASH-INV
WP
IHAS
39 7 XIO-ACK
R
40
B
45
46
47
48
VSS
5 6 7
8 9
B04Q
3HA3
XIO-ACK
+3V3-NAND
2K2
IHAU
3HA1
WP-NANDFLASH-INV
+3V3-NAND
10K
RESET-NVM_WP-NANDFLASH 7HA1
PDTC144EU
H_17650_028.eps
171207
8 9
2HA0 B7
2HA1 B7
3HA0 B2
3HA1 C9
3HA3 B9
3HA4-1 B3
3HA4-2 B3
3HA4-3 C3
A 3HA4-4 C3
3HA8-1 C3
3HA8-2 C3
3HA8-3 C3
3HA8-4 C3
3HAC-1 E3
3HAC-2 D3
3HAC-3 E3
3HAC-4 E3
5HA0 B2
7HA0 B6
7HA1 C9
B
9HA1 C8
IHAR B6
IHAS D7
IHAT D7
IHAU C9
C
D
E